Compare specs

Network	Technology	GSM / HSPA	GSM / HSPA
	2G bands	GSM 850 / 900 / 1800 / 1900	GSM 850 / 900 / 1800 / 1900
	3G bands	HSDPA 900 / 1900 / 2100	HSDPA 850 / 1900 / 2100
		HSDPA 850 / 1900 - North America
	Speed	HSPA 7.2/5.76 Mbps	HSPA 7.2/5.76 Mbps

Launch	Announced	2010, October. Released 2010, November	2010, October. Released 2010, November
	Status	Discontinued	Discontinued

Body	Dimensions	125 x 59.8 x 11.5 mm (4.92 x 2.35 x 0.45 in)	124.7 x 64.3 x 9.9 mm (4.91 x 2.53 x 0.39 in)
	Weight	157 g (5.54 oz)	119.4 g (4.20 oz)
	SIM	Mini-SIM	Mini-SIM

Display	Type	TFT	Super AMOLED
	Size	3.8 inches, 41.1 cm2 (~55.0% screen-to-body ratio)	4.0 inches, 45.5 cm2 (~56.8% screen-to-body ratio)
	Resolution	480 x 800 pixels, 5:3 ratio (~246 ppi density)	480 x 800 pixels, 5:3 ratio (~233 ppi density)
	Protection	Corning Gorilla Glass

Platform	OS	Microsoft Windows Phone 7, upgradable to 7.8	Microsoft Windows Phone 7
	Chipset	Qualcomm QSD8650 Snapdragon S1	Qualcomm QSD8250 Snapdragon S1
	CPU	1.0 GHz Scorpion	1.0 GHz Scorpion
	GPU	Adreno 200	Adreno 200

Memory	Card slot	No	microSDHC (dedicated slot)
	Internal	16GB 512MB RAM	8GB 512MB RAM

Main Camera	Modules	5 MP, AF	5 MP, AF
	Features	LED flash	LED flash
	Video	720p@24fps	720p@25fps

Selfie Camera	Modules	No

Sound	Loudspeaker	Yes	Yes
	3.5mm jack	Yes	Yes

Comms	WLAN	Wi-Fi 802.11 b/g/n, DLNA	Wi-Fi 802.11 b/g/n
	Bluetooth	2.1, A2DP	2.1, A2DP
	GPS	Yes, with A-GPS	Yes, with A-GPS
	Infrared port	No	No
	Radio	Stereo FM radio	Stereo FM radio, RDS
	USB	microUSB 2.0	microUSB 2.0

Features	Sensors	Accelerometer, proximity, compass	Accelerometer, proximity, compass
		Facebook integration Document viewer/editor MP4/WMV player MP3/WAV/WMA/eAAC+ player Organizer Voice memo Predictive text input	AT&T U-verse Mobile, NavigatorSM, FamilyMap, Radio, myWireless Document viewer/editor MP4/H.264/WMV player MP3/WAV/WMA/eAAC+ player Organizer Voice memo Predictive text input

Battery	Type	Removable Li-Ion 1500 mAh battery	Removable Li-Ion 1500 mAh battery
	Stand-by	Up to 330 h (2G) / Up to 330 h (3G)	Up to 300 h
	Talk time	Up to 6 h 40 min (2G) / Up to 5 h (3G)	Up to 6 h 30 min

Misc
	Colors	Black	Black
	SAR	0.59 W/kg (head)     0.63 W/kg (body)	0.55 W/kg (head)     0.75 W/kg (body)
	SAR EU	0.94 W/kg (head)     1.47 W/kg (body)	0.50 W/kg (head)
	Price	About 120 EUR	About 90 EUR

Tests	Loudspeaker	Voice 66dB / Noise 66dB / Ring 75dB
	Audio quality	Noise -87.8dB / Crosstalk -87.2dB